As a real turbidity sensor (which is sold in electronics stores) usually has a high price, the idea of this project came to replace such equipment with lower-priced ones and obtain a similar result.

Then, submerge the turbidity sensor in fresh water and make sure the green indicator lights up. Next, submerge the sensor in dirty water and see if the red indicator lights up or not. ... (AN_OP) ...

Analog Devices EVAL-CN0409-ARDZ Arduino Shield uses the ADPD105 photometric front end and a network of 860nm Infrared emitters and silicon PIN photodiodes to produce a water turbidity measurement ...

This article presents the calibration and the analysis of the data being gathered by the proposed alternative low-cost Microcontroller-based Sensor Device that is capable of measuring several ...